The XC6219E282DR-G is a low dropout (LDO) regulator IC manufactured by Torex Semiconductor Ltd. It is designed for applications requiring a stable and efficient voltage supply from a battery or other power source. This particular model provides a fixed output voltage of 2.8V with high accuracy, making it ideal for powering sensitive electronic components.

Applications:

• Smartphone and Tablet Power Management: Provides regulated voltage to core components.
• Wireless Communication Devices: Powers RF transceivers and Bluetooth modules.
• Portable Audio Players: Supplies stable voltage for audio processing and amplification.
• Wearable Electronics: Used in smartwatches, fitness trackers, and other wearables.
• IoT (Internet of Things) Devices: Regulates power for sensors and microcontrollers in connected devices.
• Camera Modules: Ensures stable power for image sensors and related circuitry.

Features:

• Input Voltage Range: 1.7V to 5.5V
• Output Voltage: 2.8V (Fixed)
• Output Voltage Accuracy: ±1%
• Low Dropout Voltage: 180mV @ 300mA (typical)
• Low Quiescent Current: 4.0μA (typical)
• High Ripple Rejection: 70dB @ 1kHz
• Overcurrent Protection: Integrated protection against output short circuits and overloads.
• Thermal Shutdown Protection: Protects the IC from overheating.
• Package: DFN1010-4 (Ultra-small package)
• RoHS Compliant: Lead-free and environmentally friendly.

Benefits:

• Stable and Accurate Voltage Regulation: Ensures reliable operation of downstream components.
• Extended Battery Life: Low quiescent current minimizes power consumption in standby mode.
• High Efficiency: Low dropout voltage maximizes efficiency, especially with low input voltages.
• Compact Design: Ultra-small DFN1010-4 package is ideal for space-constrained applications.
• Robust Protection: Overcurrent and thermal shutdown protection features enhance system reliability.
• Improved Noise Immunity: High ripple rejection minimizes the impact of input voltage noise.

Additional Details:

The XC6219E282DR-G is optimized for use with ceramic capacitors, allowing for a smaller and more cost-effective solution. It is internally compensated for stability and requires minimal external components. The overcurrent protection feature limits the output current in case of a short circuit or overload, preventing damage to the regulator and the load. The thermal shutdown protection disables the output if the junction temperature exceeds a certain threshold, protecting the IC from thermal damage. The DFN1010-4 package offers excellent thermal performance in a very small footprint.